Odonata

(Damselflies & Dragonflies)

 Photogallery: 

Synonyms:  Epitheca semiaquea (Burmeister)
                                          (ACDT web 2000; Abbott 2005, 2007; Abbott & Stewart 1998; Abbott, Stewart & Moulton 1997;
                                            NatureServe 2008)
                   Tetragoneuria cynosura (Say)
                                            (Donnelly 1978; Ferguson 1938; Harwell 1951; Lasswell et al. 1995?; Needham & Westfall 1954;
                                              Williams 1982)
                   Tetragoneuria semiaquea Calvert
                                            (Donnelly 1978)

1938 Ferguson

1951 Harwell
[1954 Needham & Westfall]

1978 Donnelly

1982 Williams
[1989 Dunkle]

1995? Lasswell et al.
1996 Jasper
1997 Abbott Stewart Moulton
[1998 Abbott & Stewart]
1999 Orr Honig Behrstock

[2000 ACDT web]
2005 Abbott
2007 Abbott
[2008 NatureServe]

notes:
<this species has been vetted and accepted as a valid Texas species>

-First Texas Record as Tetragoneuria cynosura reported by Ferguson (1938)

-nymphs occur in most permanent waters including lakes, ponds, marshes, swamps, slow streams and rivers, can tolerate organic pollution (Dunkle 1989); nymphs in still or slow moving waters (Orr, Honig & Behrstock 1999); in lakes and ponds with submerged and emergent vegetation (Abbott 2005)